Chrome side of having the WebKit FileSystem API use WebPermissionClient for checking if using fil...

content/common/worker_messages.h

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Defines messages between the browser and worker process, as well as between
 // the renderer and worker process.
 
 // Multiply-included message file, hence no include guard.
 
 #include <string>
@@ skipping 100 matching lines @@
 
 // Sends the browser all the queued messages that arrived at this message port
 // after it was sent in a postMessage call.
 // NOTE: MSVS can't compile the macro if std::vector<std::pair<string16, int> >
 // is used, so we typedef it in worker_messages.h.
 IPC_MESSAGE_CONTROL2(WorkerProcessHostMsg_SendQueuedMessages,
                      int /* message_port_id */,
                      std::vector<QueuedMessage> /* queued_messages */)
 
 // Sent by the worker process to check whether access to web databases is
-// granted by content settings.
+// allowed.
 IPC_SYNC_MESSAGE_CONTROL5_1(WorkerProcessHostMsg_AllowDatabase,
                             int /* worker_route_id */,
                             GURL /* origin url */,
                             string16 /* database name */,
                             string16 /* database display name */,
                             unsigned long /* estimated size */,
                             bool /* result */)
 
+// Sent by the worker process to check whether access to file system is allowed.
+IPC_SYNC_MESSAGE_CONTROL2_1(WorkerProcessHostMsg_AllowFileSystem,
+                            int /* worker_route_id */,
+                            GURL /* origin url */,
+                            bool /* result */)
+
 //-----------------------------------------------------------------------------
 // Worker messages
 // These are messages sent from the renderer process to the worker process.
 IPC_MESSAGE_ROUTED3(WorkerMsg_StartWorkerContext,
                     GURL /* url */,
                     string16  /* user_agent */,
                     string16  /* source_code */)
 
 IPC_MESSAGE_ROUTED0(WorkerMsg_TerminateWorkerContext)
 
@@ skipping 24 matching lines @@
 IPC_MESSAGE_ROUTED1(WorkerHostMsg_ConfirmMessageFromWorkerObject,
                     bool /* bool has_pending_activity */)
 
 IPC_MESSAGE_ROUTED1(WorkerHostMsg_ReportPendingActivity,
                     bool /* bool has_pending_activity */)
 
 IPC_MESSAGE_CONTROL1(WorkerHostMsg_WorkerContextClosed,
                      int /* worker_route_id */)
 IPC_MESSAGE_ROUTED0(WorkerHostMsg_WorkerContextDestroyed)